Question

is 3 x minus 4 Y = 10 and xy = -1 find the value of 9 X square + 16 y square​

Answer 1

Answer:

3x-4y=10

squaring both side u get

9x^2+16y^2-24xy=100

9x^2+16y^2=100+24(-1)=100-24=76

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